Depth sounder



FIG. 1 is a top, front perspective view of a depth sounder showing mynew design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view; the opposite side beingsubstantially a mirror image; and

FIG. 5 is a bottom plan view thereof.

The ornamental design for a depth sounder, as shown.